Reamers

Reamers

Atlas Cutting Tools carries one of the most complete ranges of reamer sizes and styles in the industry, including over 5,000 HSS and Cobalt Chucking Reamers alone. Shop Chucking Reamers (straight flute and spiral flute, in HSS, Cobalt, and Carbide), Dowel Pin Reamers, Expansion Reamers, Hand Reamers, Taper Pin Reamers, and specialty items like Bridge Reamers, Capscrew Counterbores, Construction Reamers, Safety Reamers, and Taper Pipe Reamers.

Reamers are precision-ground for tight tolerance hole finishing after drilling or boring, and material choice matters: HSS suits general-purpose work, Cobalt holds up better in stainless and tougher alloys, and Carbide delivers the longest tool life in high-volume production. All reamers are USA manufactured, and most sizes ship the same day with a 97% fill rate.

  • Size (D1) Decimal Equivalent (D1) Flute Diameter (D1) Shank Diameter (D2) Pilot Length (L2) Pilot Diameter (D3) Flute Length (L2) Overall Length (L1) Total Reach (L3) Axial Chamfer Morse Taper Small Diameter Large Diameter Body Length (L3) Size of Square Hex Shank Diameter Number of Flutes Coating In Stock Sku Price Quantity
    0.2255 0.2173 1-1/2 6 6 Uncoated 21
    A51850
    $31.38
  • 0.3190 0.3190 1-1/8 3-1/4 2-1/8 0.0350 6 Uncoated 12
    A50494
    $89.02
  • 0.226 0.2173 1-1/2 6 6 Uncoated 17
    A51851
    $31.50
  • 0.3200 0.3200 1-1/8 3-1/4 2-1/8 0.0350 6 Uncoated 19
    A50495
    $89.02
  • 0.2265 0.2173 1-1/2 6 6 Uncoated 30
    A51852
    $31.38
  • 0.3210 0.3210 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 10
    A50496
    $89.02
  • 0.227 0.2173 1-1/2 6 6 Uncoated 8
    A51853
    $31.50
  • 0.3220 0.3220 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 7
    A50497
    $89.02
  • 0.2275 0.2173 1-1/2 6 6 Uncoated 13
    A51854
    $31.50
  • P 0.3230 0.3230 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 15
    A50498
    $89.02
  • 0.2285 0.2265 1-1/2 6 6 Uncoated 16
    A51855
    $31.38
  • 0.3240 0.3240 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 8
    A50499
    $89.02
  • 0.229 0.2265 1-1/2 6 6 Uncoated 24
    A51856
    $31.50
  • 0.3250 0.3250 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated Call
    A50500
    $89.02
  • 0.2295 0.2265 1-1/2 6 6 Uncoated 8
    A51857
    $31.50
  • 0.3260 0.3260 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 5
    A50501
    $89.02
  • 0.23 0.2265 1-1/2 6 6 Uncoated 5
    A51858
    $31.50
  • 0.3270 0.3270 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 9
    A50502
    $89.02
  • 0.2305 0.2265 1-1/2 6 6 Uncoated 13
    A51859
    $31.38
  • 0.3280 0.3280 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 17
    A50503
    $89.02
  • 0.231 0.2265 1-1/2 6 6 Uncoated 31
    A51860
    $31.38
  • 21/64 0.3281 0.3281 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 13
    A50504
    $89.97
  • 0.2315 0.2265 1-1/2 6 6 Uncoated 21
    A51861
    $31.38
  • 0.3290 0.3290 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 21
    A50505
    $89.02
  • 0.232 0.2265 1-1/2 6 6 Uncoated 40
    A51862
    $31.50
  • 0.3300 0.3300 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 10
    A50506
    $89.02
  • 0.2325 0.2265 1-1/2 6 6 Uncoated 16
    A51863
    $31.38
  • 0.3310 0.3310 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 14
    A50507
    $89.02
  • 0.233 0.2265 1-1/2 6 6 Uncoated 49
    A51864
    $31.50
  • Q 0.3320 0.3320 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 17
    A50508
    $89.02
  • 0.2335 0.2265 1-1/2 6 6 Uncoated 19
    A51865
    $31.38
  • 0.3330 0.3330 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 11
    A50509
    $89.02
  • 0.2345 0.2265 1-1/2 6 6 Uncoated 19
    A51866
    $28.41
  • 0.3340 0.3340 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 12
    A50510
    $89.02
  • 0.235 0.2265 1-1/2 6 6 Uncoated 40
    A51867
    $28.49
  • 8.5mm 0.3346 8.500 1-1/4 3-1/2 54mm 0.0350 6 Uncoated 14
    A50511
    $89.02
  • 0.2355 0.2265 1-1/2 6 6 Uncoated 31
    A51868
    $28.49
  • 0.3350 0.3350 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 20
    A50512
    $89.02
  • 0.236 0.2265 1-1/2 6 6 Uncoated 45
    A51869
    $28.49
  • 0.3360 0.3360 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 15
    A50513
    $89.02
  • 0.2365 0.2329 1-1/2 6 6 Uncoated 21
    A51870
    $28.49
  • 0.3370 0.3370 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 13
    A50514
    $89.02
  • 0.237 0.2329 1-1/2 6 6 Uncoated 47
    A51871
    $28.49
  • 0.3380 0.3380 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 8
    A50515
    $89.02
  • 0.2375 0.2329 1-1/2 6 6 Uncoated 28
    A51872
    $28.49
  • R 0.3390 0.3390 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 12
    A50516
    $90.05
  • 0.2385 0.2329 1-1/2 6 6 Uncoated 21
    A51873
    $28.49
  • 0.3400 0.3400 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 17
    A50517
    $89.02
  • 0.239 0.2329 1-1/2 6 6 Uncoated 42
    A51874
    $28.49
  • 0.3410 0.3410 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 16
    A50518
    $89.02
  • 0.2395 0.2329 1-1/2 6 6 Uncoated 13
    A51875
    $28.49
  • 0.3420 0.3420 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 12
    A50519
    $89.02
  • 0.24 0.2329 1-1/2 6 6 Uncoated 27
    A51876
    $28.49
  • 0.3430 0.3430 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 8
    A50520
    $89.02
  • 0.2405 0.2329 1-1/2 6 6 Uncoated 10
    A51877
    $28.49
  • 11/32 0.3438 0.3438 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 25
    A50521
    $90.46
  • 0.241 0.2329 1-1/2 6 6 Uncoated 13
    A51878
    $28.49
  • 0.3440 0.3440 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 23
    A50522
    $89.02
  • 0.2415 0.2329 1-1/2 6 6 Uncoated 11
    A51879
    $28.41
  • 0.3450 0.3450 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 16
    A50523
    $89.02
  • 0.2425 0.2329 1-1/2 6 6 Uncoated 14
    A51880
    $28.49
  • 0.3460 0.3460 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 15
    A50524
    $89.02
  • 0.243 0.2329 1-1/2 6 6 Uncoated 23
    A51881
    $28.49
  • 0.3470 0.3470 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 7
    A50525
    $89.02
  • 0.2435 0.2329 1-1/2 6 6 Uncoated 28
    A51882
    $28.41
  • S 0.3480 0.3480 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 23
    A50526
    $89.02
  • 0.244 0.2329 1-1/2 6 6 Uncoated 22
    A51883
    $28.49
  • 0.3490 0.3490 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 2
    A50527
    $89.02
  • 0.2445 0.2329 1-1/2 6 6 Uncoated 9
    A51884
    $28.49
  • 0.3500 0.3500 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 18
    A50528
    $89.02
  • 0.245 0.2329 1-1/2 6 6 Uncoated 17
    A51885
    $28.49
  • 0.3510 0.3510 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 6
    A50529
    $97.18
  • 0.2455 0.2329 1-1/2 6 6 Uncoated 6
    A51886
    $28.41
  • 0.3520 0.3520 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 10
    A50530
    $97.18
  • 0.2465 0.2405 1-1/2 6 6 Uncoated 12
    A51887
    $28.49
  • 0.3530 0.3530 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 12
    A50531
    $97.18
  • 0.247 0.2405 1-1/2 6 6 Uncoated 23
    A51888
    $28.49
  • 0.3540 0.3540 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 12
    A50532
    $97.18
  • 0.2475 0.2405 1-1/2 6 6 Uncoated 14
    A51889
    $28.49
  • 9.0mm 0.3543 9.000 1-1/4 3-1/2 54mm 0.0350 6 Uncoated 23
    A50533
    $101.84
  • 0.248 0.2405 1-1/2 6 6 Uncoated Call
    A51890
    $28.49
  • 0.3550 0.3550 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 20
    A50534
    $97.18
  • 0.2485 0.2405 1-1/2 6 6 Uncoated 19
    A51891
    $28.49
  • 0.3560 0.3560 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 6
    A50535
    $97.18
  • 0.2495 0.2405 1-1/2 6 6 Uncoated 68
    A51892
    $28.49
  • 0.3570 0.3570 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 7
    A50536
    $97.18
  • 0.2505 0.2405 1-1/2 6 6 Uncoated 100
    A51893
    $36.12
  • T 0.3580 0.3580 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 10
    A50537
    $97.18
  • 0.2515 0.2405 1-1/2 6 6 Uncoated 39
    A51894
    $36.12
  • 0.3590 0.3590 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 4
    A50538
    $99.37
  • 0.252 0.2405 1-1/2 6 6 Uncoated 100
    A51895
    $36.12
  • 23/64 0.3594 0.3594 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 12
    A50539
    $96.36
  • 0.2525 0.2405 1-1/2 6 6 Uncoated 22
    A51896
    $36.12
  • 0.3600 0.3600 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 6
    A50540
    $97.18
  • 0.253 0.2405 1-1/2 6 6 Uncoated 54
    A51897
    $36.12
  • 0.3610 0.3610 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 13
    A50541
    $97.18
  • 0.2535 0.2405 1-1/2 6 6 Uncoated 21
    A51898
    $36.12
  • 0.3620 0.3620 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 4
    A50542
    $97.18
  • 0.254 0.2405 1-1/2 6 6 Uncoated 30
    A51899
    $36.12
  • 0.3630 0.3630 1-1/4 3-1/2 2-1/8 0.0350 6 Uncoated 10
    A50543
    $97.18
  • Total: items /

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